This unit describes the skills required to operate a chaff firing system. It includes handling ammunition, and loading and unloading a chaff firing system. It also involves strict compliance with safety precautions and responding to commands from a supervisor.This unit typically applies to a Naval Defence environment and was developed for boatswain's mates but is applicable to any individual in this field of work. The skills and knowledge described in this unit must be applied within the legislative, regulatory and policy environment in which they are carried out. Organisational policies and procedures must be consulted and adhered to.Those undertaking this unit would generally perform routine tasks as part of a team and under indirect supervision. They would need to be prepared for a wide of range of contexts that could be unfamiliar and highly unpredictable.No licensing, legislative or certification requirements apply to unit at the time of publication.